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1. Cools Fast
2. Smooth Surface
3. Small Crystals
4. Usually Dark Colored
What are four facts about an Extrusive Igneous Rocks:
Formed from magma when it cools (Inside/Under Earth's Surface).
How are Intrusive Igneous Rocks formed?
1. Cools Slow
2. Large Crystals
3. Usually Light Colored
What are three facts about an Intrusive Igneous Rocks:
Broken rock, shell, parts, etc. that are carried by rivers, ocean waves, mud slides, glaciers and the wind.
Younger rocks lie above older rocks in undisturbed sequences.
Define Principle (Law) of Superposition:
1. Might change chemically.
2. Usually occurs deep below surface of Earth at high temperature and pressures.
3. New Metamorphic Rocks can form from any existing type of rocks
List 3 facts about Metamorphic Rocks:
Deep below surface of Earth at high temperature and pressure.
Where does the change of the Metamorphic Rock usually occur?
Any existing type of rocks (Igneous, Sedimentary, Metamorphic).
Where can new Metamorphic Rocks form from?
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